On Wednesday 19 November 2003 05:33 pm, Dave Howe wrote: > Steve Schear wrote: > > No, but this may be of interest. > > http://www.technologyreview.com/articles/wo_hellweg111903.asp > > > > Its closed source but claims to use AES. > > *nods* > closed source, proprietory protocol, as opposed to SIP which is an RFC > standard (and interestingly, is supported natively by WinXP) > Might not be snakeoil, but I am giving it a wide berth anyhow.
SIP is just the part of the VoIP protocols that handling signaling (off-hook, dialing digits, ringing the phone, etc.). The voice data is handled by Real-Time Streaming Protocol (RTSP), one stream for each direction. -- Neil Johnson http://www.njohnsn.com PGP key available on request.
